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The XTR M9100 series of derailleurs brings a new level of drivetrain silence thank to decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range.
BENEFIT- Enhance shifting performance
FEATURE- Optimized for new drive system
BENEFIT- Silent drivetrain
FEATURE- Decreased rear derailleur tension at low gear position, to prevent high chain tension at low gear
FEATURE- Add bumper at rear derailleur pulley cage
FEATURE- Bigger 13T pulley
BENEFIT- Low profile design
TECHNOLOGY- SHIMANO SHADOW RD+
BENEFIT- Low sprocket combination
FEATURE- 10-51T (12-speed)